Hublot Big Bang Senna Foudroyante

Movement:

• Self-winding chronograph Hublot HUB 44 RTF (basis Valjoux 7750), developed with La Joux-Perret, 28,800 A/h
• Weight segment in tungsten carbide with honeycombed surface, treated with black PVD
• Gyromax balance spring
• 27 jewels
• Plate sandblasted, rhodinated
• Bridges satin-finished, beveled and polished
• Power reserve 42 hours

Case:

• D 44.5 mm in micro-blasted black ceramic
• Bezel micro-blasted black ceramic with 6 H shaped titanium screws
• Sapphire crystal with anti-glare treatment, antireflective on both side
• Caseback in black ceramic with sapphire crystal, antireflective on the inside
• Waterproof to 100 m

Dial:

• Black mat, micro-blasted, with yellow Luminova applications on the minutes hand
• Yellow seconds scale, foudroyante counter at 9 o'clock, green Ayrton Senna signature at 6 o'clock
• Rhodinated chronograph hand with yellow Duco, rhodinated hours and minutes hand with yellow Luminova, black Chrono seconds hand with yellow and green Duco, yellow foudroyante Duco hands

Functions:

• Hours, minutes
• Chrono function
• Foudroyante

Bracelet:

• Adjustable, in black, lined rubber with the imprint “AYRTON SENNA” in green and yellow on the inside
• Folding clasp in stainless steel, coated with black PVD

Limited edition:

• 500 numbered exemplars